... not previously reported, plus some previously unpublished results from the nearby Central Awash Complex (CAC). The methods and facilities employed for 40Ar/39Ar dating is divided into two different approaches: incremental heating and single-crystal total fusion. 40Ar 39Ar dating method geochronology Adu Asa...

...This chapter describes the cercopithecid fossils recovered from the late Miocene sediments of the western margin and Central Awash Complex (CAC) of the Middle Awash. Cercopithecids in the Adu-Asa Formation and the Kuseralee Member of the Sagantole Formation are rare compared to other taxa...